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AD 75-18-01 ACTIVE

Rudder Control
Key Information
AD Number 75-18-01 Status Active
Effective Date August 18, 1975 Issue Date Not specified
Docket Number Unknown Amendment 39-2318
Product Type ["Aircraft"] Product Subtype ["Glider"]
CFR Part --- - Part 39 CFR Section N/A
Citation This information is not available.
Applicability
Manufacturer(s) Entwicklungsgemeinschaft Sport- und Segelflug
Model(s) Phoebus A1 Phoebus B1
Regulatory Text

75-18-01 ENTWICKLUNGSGEMEINSCHAFT (MESSERSCHMITT-BOLKOW-BLOHM GmbH): Amendment 39-2318. Applies to Phoebus A1 and B1 gliders, serial numbers 702 thru 751, certificated in all categories.

Compliance is required as indicated.

To prevent loss of rudder control, accomplish the following:

(a) Within the next 10 hours' time in service after the effective date of this AD, unless already accomplished, and thereafter at intervals not to exceed 100 hours' time in service from the last inspection, inspect the rudder control cable lever as follows:

(1) Remove headrest, luggage container, and seat.

(2) Disconnect rudder control cables from cable lever.

(3) Remove rudder control rod and rudder control cable lever (P/N 15120-4236).

(4) Inspect rudder control cable lever weld for cracks using a magnifying glass with a magnification power of not less than five.

(5) If a crack is found comply with paragraph (b) of this AD.

(b) If a rudder control cable lever weld crack is found during an inspection required by paragraph (a), replace the rudder control cable lever P/N 15120-4236 with a serviceable part of the same part number or an FAA-approved equivalent.

(MBB Service Bulletin No. PHOEBUS 27-20/1, dated March 1975, pertains to this AD.)

This amendment becomes effective August 18, 1975.